large-scale text categorization的意思|示意

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大规模文本分类

large-scale text categorization的网络常见释义

大规模文本分类 ...large-scale text categorization; Web page categorization 摘要: 文本自动分类是信息检索与数据挖掘领域的研究热点与核心技术,近年来得到了广泛的关注和快速 [gap=156]关键词: 自动文本分类;机器学习;降维;核方法;未标注集;偏斜数据集;分级分类;大规模文本分类;Web 页分类文献标识码: A 中图法分类号: TP181 ..

large-scale text categorization相关例句

Feature space is high dimensional and sparse in text categorization, the process of dimension reduction is a very key problem for large-scale text categorization.

文本分类中特征向量空间是高维和稀疏的，降维处理是分类的关键步骤。

Moreover, S-TFIDF algorithm is as efficient as TFIDF algorithm, which implies it is competent for large scale text categorization task.

同时，S - TFIDF算法保持了TFIDF算法的高运行效率，适合大规模的文本分类任务。